Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    c2a97324281fb95f6e5126e932eb700e327189caa5f6cf772eff813ba4cc553b

  • Size

    4.1MB

  • Sample

    240520-fgscbscd85

  • MD5

    a7f76f3fed31507ef9da91b81a690db3

  • SHA1

    7bfd775ef9d1c2e5f8416cf9c9d94ff0d21cff4c

  • SHA256

    c2a97324281fb95f6e5126e932eb700e327189caa5f6cf772eff813ba4cc553b

  • SHA512

    67941e9dbaa2dd01fc8e6b0eb67472d2d1d65fac9d1847cd181bff0933f2d935f54af3335ce45fcf04440ab8d8eee9ec9c2e631303c360e242df13316d716c20

  • SSDEEP

    98304:HquwTfmIkbquibhaubey8xw4weLmAcL8k4+6XNB3Rebmbqb0i:YLmIkbquibpii2yAk4+2fEKmbx

Score
10/10
gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      c2a97324281fb95f6e5126e932eb700e327189caa5f6cf772eff813ba4cc553b

    • Size

      4.1MB

    • MD5

      a7f76f3fed31507ef9da91b81a690db3

    • SHA1

      7bfd775ef9d1c2e5f8416cf9c9d94ff0d21cff4c

    • SHA256

      c2a97324281fb95f6e5126e932eb700e327189caa5f6cf772eff813ba4cc553b

    • SHA512

      67941e9dbaa2dd01fc8e6b0eb67472d2d1d65fac9d1847cd181bff0933f2d935f54af3335ce45fcf04440ab8d8eee9ec9c2e631303c360e242df13316d716c20

    • SSDEEP

      98304:HquwTfmIkbquibhaubey8xw4weLmAcL8k4+6XNB3Rebmbqb0i:YLmIkbquibpii2yAk4+2fEKmbx

    Score
    10/10
    gluptebadiscoverydropperevasionexecutionloaderpersistencerootkitupx

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

      loaderdropperglupteba

    • Glupteba payload

    • Modifies Windows Firewall

      evasion

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Adds Run key to start application

      persistence

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

      rootkitevasion

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Scheduled Task/Job

1
T1053

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Scheduled Task/Job

1
T1053

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks